recruits screaming] Narrator: This is the confidence course at the Marine Corps Recruit Depot ... Drill instructor: Get down! More from Boot Camp ...

US Marine challenging a Federal Police Officer to an all-out obstacle course race! U.S. farmers react to China's retaliatory tariff increase JP Morgan makes bold prediction for Social Security and ...

What happens when a world-class gymnast takes on a brutal US Marine obstacle course? We brought in Katelyn Ohashi, former UCLA gymnast and viral floor routine sensation, to see how her gymnastics ...

Narrator: This Marine Corps recruit isn't actually injured ... Narrator: It's part of their final test at boot camp, known as the Crucible, a 54-hour event that all recruits must complete.